Datasheet

UM10398 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2014. All rights reserved.
User manual Rev. 12.3 — 10 June 2014 398 of 547
NXP Semiconductors
UM10398
Chapter 22: LPC111x/LPC11Cxx Windowed WatchDog Timer (WDT)
Fig 87. Correct Watchdog Feed with Windowed Mode Enabled
Correct Feed
Event
1201 11FF1200
WDCLK / 4
Watchdog
Counter
Watchdog
Reset
11FC11FD 2000 1FFE1FFF11FE 1FFD 1FFC
Conditions:
WDWINDOW = 0x1200
WDWARNINT = 0x3FF
WDTC = 0x2000
Fig 88. Watchdog Warning Interrupt
Watchdog
Interrupt
0403 04010402
WDCLK / 4
Watchdog
Counter
03FE03FF 03FD 03FB03FC0400 03FA 03F9
Conditions:
WINDOW = 0x1200
WARNINT = 0x3FF
TC = 0x2000